Question

F(x) = 4x² + 9x +9
Find f(-1)

Answer 1

4

Explanation:

To find f(-1), we can plug -1 into the equation in place of x and simplify:

f(-1) = 4(-1)² + 9(-1) + 9

f(-1) = 4 + (-9) + 9

f(-1) = 4 - 9 + 9

f(-1) = 4 - 0

f(-1) = 4

Therefore, f(-1) = 4.